Atrial fibrillation trials in Canada

In Canada 48 Also abroad 724

48 trials · From ClinicalTrials.gov, checked 11 November 2026. Ask the study team whether a trial fits you.

Phase 3Taking people
Study to evaLuate the effIcacy and Safety of abeLacimab in High-risk Patients With Atrial Fibrillation Who Have Been Deemed Unsuitable for Oral antiCoagulation (LILAC-TIMI 76)
Where
Abbotsford British Columbia, Brampton, Cambridge, Chicoutimi, Edmonton, Greenfield Park, Halifax, Hamilton, London, Markham, Mira Road, Montreal, New Westminster, North Vancouver, Québec, Saint Catharines, Saint-Jérôme, Sherbrooke, Terrebonne, Thunder Bay, Toronto
Age
65 years and over
People
2,500 worldwide
Run by
Anthos Therapeutics, Inc.
See details and how to joinNCT05712200 · EU 2023-503224-66-00
No phaseTaking people
QOL Improvement After Cardioversion of Persistent AF (QOL-CAFRCT)
Where
Newmarket, Ottawa
Age
18 years and over
People
100
Run by
Ottawa Heart Institute Research Corporation
See details and how to joinNCT05136131
No phaseTaking people
RAFT - Pace &Ablate
Where
Halifax, Hamilton, Kitchener, London, Montreal, Newmarket, Ottawa, Québec, Sherbrooke, Toronto, Victoria
Age
18 years and over
People
600
Run by
Habib Khan
See details and how to joinNCT06299514
No phaseTaking people
Tracking Results of Ablations to Combat AF Registry Generation 2
Where
Halifax, Kitchener
Age
18 years and over
People
10,000 worldwide
Run by
AtriCure, Inc.
See details and how to joinNCT05111015
Phase 3Taking people
Anticoagulation for New-Onset Post-Operative Atrial Fibrillation After CABG
Where
Edmonton, London, Montreal, Ottawa, Québec, Toronto
Age
18 years and over
People
3,200 worldwide
Run by
Icahn School of Medicine at Mount Sinai
See details and how to joinNCT04045665 · EU 2024-515924-35-00
No phaseTaking people
Diaphragmatic Evaluation by Fluoroscopy to Identify Phrenic Nerve Dysfunction Related to Electroporation
Where
Montreal
Age
18 years and over
People
250 worldwide
Run by
French Cardiology Society
See details and how to joinNCT07462910
No phaseTaking people
Cardiac Arrhythmia Telemetry; Conventional vs HeartWatch
Where
Calgary
Age
22 years and over
People
300
Run by
HelpWear Inc.
See details and how to joinNCT06164808
No phaseTaking people
Left Atrial Imaging Prior to Cardioversion: Leveraging Computed Tomography to Rule Out Thrombus in The Emergency Department (LA CLOTTED)
Where
Ottawa, Toronto
Age
18 years and over
People
190 worldwide
Run by
Ottawa Heart Institute Research Corporation
See details and how to joinNCT07002450
No phaseTaking people
B2AD-Risk AFDAS Evolution of Burden of AF
Where
London
Age
18 years and over
People
24
Run by
Luciano A. Sposato
See details and how to joinNCT06589700
No phaseTaking people
Cryoballoon/Radiofrequency/Pulsed Field Ablation of Atrial Fibrillation Versus Medical Treatment for Heart
Where
Halifax
Age
18 years and over
People
1,200 worldwide
Run by
University College, London
See details and how to joinNCT06505798
No phaseTaking people
Exercise Training in Patients With Persistent or Permanent Atrial Fibrillation
Where
London, Ottawa
Age
40 years and over
People
132
Run by
Ottawa Heart Institute Research Corporation
See details and how to joinNCT03397602
No phaseTaking people
MAX - SHOCK Clinical Trial
Where
Ottawa
Age
18 years and over
People
376
Run by
Ottawa Heart Institute Research Corporation
See details and how to joinNCT06556667
Phase 4Taking people
Anticoagulation for Stroke Prevention In Patients With Recent Episodes of Atrial Fibrillation Occurring Transiently With Stress
Where
Calgary, Cambridge, Cranbrook, Edmonton, Halifax, Hamilton, Kingston, London, Medicine Hat, Moncton, Montreal, Ottawa, Québec, Regina, Saskatoon, Sherbrooke, St. Catharines, Surrey, Sydney, Vancouver, Vaughan, Winnipeg
Age
55 years and over
People
2,270 worldwide
Run by
Population Health Research Institute
See details and how to joinNCT03968393 · EU 2023-509142-35-00
No phaseTaking people
Early Atrial Fibrillation Ablation for Stroke Prevention in Patients With High Comorbidity Burden (EASThigh-AFNET 11)
Where
Multiple Locations
Age
18 years and over
People
2,312 worldwide
Run by
Atrial Fibrillation Network
See details and how to joinNCT06324188
No phaseTaking people
Reversal of Atrial Substrate to Prevent Atrial Fibrillation Cohort Study
Where
Calgary, Halifax, London, Montreal, Ottawa, Regina, Toronto
Age
18 years and over
People
198
Run by
Ratika Parkash
See details and how to joinNCT06249269
No phaseNot yet taking people in Canada
REDO-AF: Randomized Evaluation of Dual Options for AF Re-intervention
Where
Montreal
Age
18 years and over
People
16
Run by
Jacqueline Joza
See details and how to joinNCT07245147
Phase 4Taking people
Magnesium Prophylaxis for the Prevention of New-Onset Atrial Fibrillation in Critically Ill Patients
Where
Hamilton, Kingston, Ottawa
Age
18 years and over
People
200
Run by
Dr. Stephanie Sibley
See details and how to joinNCT05829317
No phaseTaking people
Evaluation of MRI-conditional 12-lead ECG
Where
Toronto
Age
18 years to 90 years
People
40
Run by
Dr. Graham Wright
See details and how to joinNCT04247685
No phaseTaking people
Perioperative Anticoagulant Use for Surgery Evaluation -2 (PAUSE-2) Study Patients Receiving a Direct Oral Anticoagulant (DOACs-Dabigatran, Rivaroxaban, Apixaban or Edoxaban) and Needing Elective High-Bleed-Risk Surgery or an Invasive Procedure
Where
Hamilton, Ottawa, Toronto, Winnipeg
Age
18 years and over
People
920 worldwide
Run by
McMaster University
See details and how to joinNCT06957366
No phaseTaking people
RAPID AFib Decision Aid for Stroke Prevention in Atrial Fibrillation
Where
Calgary
Age
18 years and over
People
60
Run by
University of Calgary
See details and how to joinNCT05900414
No phaseNot yet taking people in Canada
Peri-procedural Management of Direct Oral Anticoagulants for Central VENOus Catheters in CAncer Patients With Venous Thromboembolism or Atrial Fibrillation Pilot Study
Where
Toronto
People
10
Run by
University Health Network, Toronto
See details and how to joinNCT06887270
No phaseTaking people
Perioperative Anticoagulant Use for Surgery Evaluation -Virtual Visit (PAUSE-Virtual)
Where
Halifax, Hamilton, Ottawa
Age
18 years to 100 years
People
1,780 worldwide
Run by
McMaster University
See details and how to joinNCT06844227
No phaseTaking people
DETECTion of PeriOperative Atrial Fibrillation After Noncardiac Surgery
Where
Hamilton, London, Sherbrooke, St. Catharines
Age
18 years to 120 years
People
750
Run by
Population Health Research Institute
See details and how to joinNCT06519747